function addremovetolight(uid,filename){
	lightboxid = getCookie("lightid");
	var action;
	var curdate = new Date();
	if(document.getElementById('cb'+filename).checked == true) {
		action = "add";	
	}
	else {
		action = "remove";	
	}
	
	
	var href = "/sdo_light.php?action="+action+"&filename="+filename+"&light="+lightboxid+"&uid="+uid+"&time="+curdate.getTime();

	document.getElementById('imglb'+filename).src = href;
}